/*
 * "$Id: $"
 *
 * Author: Jean-Marc Lienher ( http://oksid.ch )
 * Copyright 2000-2010 by O'ksi'D.
 *
 * This library is free software. Distribution and use rights are outlined in
 * the file "COPYING" which should have been included with this file.  If this
 * file is missing or damaged, see the license at:
 *
 *     http://www.fltk.org/COPYING.php
 *
 * Please report all bugs and problems on the following page:
 *
 *     http://www.fltk.org/str.php
 */

/*
 * This file is required on all platforms for utf8 support
 */

#include "utf8_case.h"
#include <stdlib.h>

int
XUtf8Tolower(int ucs)
{
	int ret;
	if (ucs <= 0x02B6) {
		if (ucs >= 0x0041) {
			ret = ucs_table_0041[ucs - 0x0041];
			if (ret > 0) return ret;
		}
		return ucs;
	}

	if (ucs <= 0x0556) {
		if (ucs >= 0x0386) {
			ret = ucs_table_0386[ucs - 0x0386];
			if (ret > 0) return ret;
		}
		return ucs;
	}

	if (ucs <= 0x10C5) {
		if (ucs >= 0x10A0) {
			ret = ucs_table_10A0[ucs - 0x10A0];
			if (ret > 0) return ret;
		}
		return ucs;
	}

	if (ucs <= 0x1FFC) {
		if (ucs >= 0x1E00) {
			ret = ucs_table_1E00[ucs - 0x1E00];
			if (ret > 0) return ret;
		}
		return ucs;
	}

	if (ucs <= 0x2133) {
		if (ucs >= 0x2102) {
			ret = ucs_table_2102[ucs - 0x2102];
			if (ret > 0) return ret;
		}
		return ucs;
	}

	if (ucs <= 0x24CF) {
		if (ucs >= 0x24B6) {
			ret = ucs_table_24B6[ucs - 0x24B6];
			if (ret > 0) return ret;
		}
		return ucs;
	}

	if (ucs <= 0x33CE) {
		if (ucs >= 0x33CE) {
			ret = ucs_table_33CE[ucs - 0x33CE];
			if (ret > 0) return ret;
		}
		return ucs;
	}

	if (ucs <= 0xFF3A) {
		if (ucs >= 0xFF21) {
			ret = ucs_table_FF21[ucs - 0xFF21];
			if (ret > 0) return ret;
		}
		return ucs;
	}

	return ucs;
}

int
XUtf8Toupper(int ucs)
{
	int i;
	static unsigned short *table = NULL;

	if (!table) {
		table = (unsigned short*) malloc(sizeof(unsigned short) * 0x10000);
		for (i = 0; i < 0x10000; i++) {
			table[i] = (unsigned short) i;
		}
		for (i = 0; i < 0x10000; i++) {
			int l;
			l = XUtf8Tolower(i);
			if (l != i) table[l] = (unsigned short) i;
		}
	}
	if (ucs >= 0x10000 || ucs < 0) return ucs;
	return table[ucs];
}

/*
* End of "$Id$".
*/
